664758549

素因数分解:

$3^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{38651}}^1$

素因数の和:38687

約数の個数: 48

約数和(自身を含む): 1233771840

約数和(自身を除く): 569013291

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 49, 63, 91, 117, 147, 189, 273, 351, 441, 637, 819, 1323, 1911, 2457, 5733, 17199, 38651, 115953, 270557, 347859, 502463, 811671, 1043577, 1507389, 1893899, 2435013, 3517241, 4522167, 5681697, 7305039, 10551723, 13566501, 17045091, 24620687, 31655169, 51135273, 73862061, 94965507, 221586183, 664758549]

約数ペア:

[(1, 664758549), (3, 221586183), (7, 94965507), (9, 73862061), (13, 51135273), (21, 31655169), (27, 24620687), (39, 17045091), (49, 13566501), (63, 10551723), (91, 7305039), (117, 5681697), (147, 4522167), (189, 3517241), (273, 2435013), (351, 1893899), (441, 1507389), (637, 1043577), (819, 811671), (1323, 502463), (1911, 347859), (2457, 270557), (5733, 115953), (17199, 38651)]